diff --git a/apiserver/grpcserver/discover/v1/client_access.go b/apiserver/grpcserver/discover/v1/client_access.go
index 89a3d5d19..a190d383c 100644
--- a/apiserver/grpcserver/discover/v1/client_access.go
+++ b/apiserver/grpcserver/discover/v1/client_access.go
@@ -144,6 +144,10 @@ func (g *DiscoverServer) Discover(server apiservice.PolarisGRPC_DiscoverServer)
 			})
 		}()
 
+		if in.GetService().GetToken().GetValue() != "" {
+			ctx = context.WithValue(ctx, utils.ContextAuthTokenKey, in.GetService().GetToken().GetValue())
+		}
+
 		switch in.Type {
 		case apiservice.DiscoverRequest_INSTANCE:
 			action = metrics.ActionDiscoverInstance